As of 3:59 PM CDT on September 28, 2024, out of 10 cities in Mason County, IL in our database, 7 cities (70%) have a UV Index reading of Low, while 3 cities (30%) have a UV Index reading of Moderate. The city with the highest UV Index reading right now is Mason City, IL with a reading of 2.8.
Over the next 24 hours, the highest UV Index reading in Mason County, IL is expected to be 5.7 in Goofy Ridge between 1:00 PM - 2:00 PM CDT tomorrow.
| Range | 0 - 2 | 3 - 5 | 6 - 7 | 8 - 10 | 11+ |
|---|---|---|---|---|---|
| Color | |||||
| Risk | Low | Moderate | High | Very High | Extreme |